Snow covers the ground at Antelope Island State Park, Utah.
A safety rail curves along the edge of the Klondike Highway, overlooking the Yukon Territory’s Tutshi Lake.
Detail of a jagged glacier at Glacier Bay National Park, Alaska.
A panoramic view of the boathouse and hunting lodge at Woolaroc, the former ranch retreat of Frank Phillips—the founder of Phillips Petroleum—near Bartlesville, Oklahoma. (Click the photo to view a larger version)